package com.rabbitmq.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.Exchange;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @Auther: liyanhao
 * @Description: rabbit的TTL队列配置
 * @Date: 2022/5/12 08:42
 * @Version: v1.0
 */
@Configuration
public class TtlQueueConfig {
    // 普通交换机的名称
    public static final String X_EXCHANGE = "X";
    //死信交换机的名称
    public static final String Y_DEAD_LETTER_EXCHANGE = "Y";
    /// 普通队列名称
    public static final String QUEUE_A = "QA";
    public static final String QUEUE_B = "QB";

    // 死信队列的名称
    public static final String DEAD_LETTER_QUEUE = "QD";

    public static final String QUEUE_C = "QC";
    //声明QC
    @Bean("queueC")
    public Queue queueC(){
        Map<String, Object> arguments = new HashMap<>();
        //设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        //设置死信routingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        //设置TTL 单位是ms 不设置 设置成可以任何时间的交换机
        return QueueBuilder.durable(QUEUE_C).withArguments(arguments).build();
    }

    @Bean
    public Binding queueCBindingX(@Qualifier("queueC") Queue queue,
                                  @Qualifier("xExchange") DirectExchange xExchange) {
        return BindingBuilder.bind(queue).to(xExchange).with("XC");
    }

    //声明x交换机
    @Bean("xExchange")
    public DirectExchange xExchange(){
        return new DirectExchange(X_EXCHANGE);
    }
    //声明y交换机
    @Bean("yExchange")
    public DirectExchange yExchange(){
        return new DirectExchange(Y_DEAD_LETTER_EXCHANGE);
    }
    //声明队列
    @Bean("queueA")
    public Queue queueA(){
        Map<String, Object> arguments = new HashMap<>();
        //设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        //设置死信RoutingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        //设置TTL 单位是ms
        arguments.put("x-message-ttl", 10000);
        return QueueBuilder.durable(QUEUE_A).withArguments(arguments).build();
    }
    //声明队列
    @Bean("queueB")
    public Queue queueB(){
        Map<String, Object> arguments = new HashMap<>();
        //设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        //设置死信RoutingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        //设置TTL 单位是ms
        arguments.put("x-message-ttl", 40000);
        return QueueBuilder.durable(QUEUE_B).withArguments(arguments).build();
    }
    //死信队列
    @Bean("queueD")
    public Queue queueD(){
        return QueueBuilder.durable(DEAD_LETTER_QUEUE).build();
    }
    //绑定
    @Bean
    public Binding queueABindingX(@Qualifier("queueA") Queue queueA,
                                  @Qualifier("xExchange") DirectExchange xExchange){
        return BindingBuilder.bind(queueA).to(xExchange).with("XA");
    }
    @Bean
    public Binding queueBBindingX(@Qualifier("queueB") Queue queueB,
                                  @Qualifier("xExchange") DirectExchange xExchange){
        return BindingBuilder.bind(queueB).to(xExchange).with("XB");
    }
    @Bean
    public Binding queueDBindingY(@Qualifier("queueD") Queue queueD,
                                  @Qualifier("yExchange") DirectExchange yExchange){
        return BindingBuilder.bind(queueD).to(yExchange).with("YD");
    }
}
